POWER CUTS* Ukrainian authorities are gradually restoring power, aided by the reconnection of the country's four nuclear plants, but millions of people are still without heat or electricity after the most devastating Russian air strikes of the war.* In a rare public spat involving Ukrainian leaders, Zelenskiy criticised the mayor of Kyiv on Friday for doing what he said was a poor job setting up emergency shelters to help those without power and heat.* NATO forces took part on Friday in drills in northern Poland's Suwalki Gap, a strip of land between Belarus and the Russian exclave of Kaliningrad, and of crucial significance to the security of the alliance's eastern flank.* Germany said on Friday it was discussing with allies Poland's request that German Patriot air defence units be sent to Ukraine, after NATO's chief suggested the military alliance might not oppose such a move.EU governments were split on the level at which to cap Russian oil prices to curb Moscow's ability to pay for its war in Ukraine without causing a global oil supply shock."